Home / 114,865.05-158,519.94-67,146.33

Finding the Fourth Proportional to 114,865.05, 158,519.94 and 67,146.33

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Solution

The fourth proportional to 114,865.05, 158,519.94 and 67,146.33 is: 92,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,865.05 : 158,519.94 = 67,146.33 : x
  2. Step 2: Convert to fraction form
    114,865.05/158,519.94 = 67,146.33/x
  3. Step 3: Cross multiply
    114,865.05x = 158,519.94 × 67,146.33
  4. Step 4: Simplify right side
    114,865.05x = 10,644,032,202.82
  5. Step 5: Solve for x
    x = 10,644,032,202.82/114,865.05
  6. Step 6: Final answer
    x = 92,665.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.